so in those three "c"'s that is where he has to do well. >> and team obama knows it can be a game changer. president has to look strong and not passive and avoid appearing impatient and don't be long winded. >> they are trying to get him to answer questions right to the point. it's like his style and way he comes across. >> president obama is in nevada this morning where he'll spend the next three days in the debate camp. with so much riding on wednesday's debate, the question remains can mitt romney turning the polls around? on this week, chris christie says, yes, he expects romney to do just that. >> every time mitt romney has to confronted in this campaign with one of these moments, he has come through in the debate and performed extraordinarily well, laying out his vision clearly and also contrasting himself with whoever his opponent is. so i'm confident you will shaking your head, its brand-new race. >> challengers do very well in debates. we believe governor romney will get more benefit but what we're going to tell the american people is exactly where we are as a country, where we n